It had been six days since Olivia Shea Paregol walked out of the University of Maryland health center without an answer for why she felt so awful.
Now, the 18-year-old freshman was curled up in the fetal position on the floor of her dorm room at Elkton Hall in College Park, her brown hair resting on the shaggy white rug. She warned her friends, Sarah Hauk and Riley Whelan, to stay away from a plastic bag where she had just vomited.
